examples/multi_process: convert to new ethdev offloads API
[dpdk.git] / examples / multi_process / l2fwd_fork / main.c
index 08df942..2e56cc4 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
  */
 #define _GNU_SOURCE
 #include <stdio.h>
@@ -51,9 +22,7 @@
 #include <rte_log.h>
 #include <rte_memory.h>
 #include <rte_memcpy.h>
-#include <rte_memzone.h>
 #include <rte_eal.h>
-#include <rte_per_lcore.h>
 #include <rte_launch.h>
 #include <rte_atomic.h>
 #include <rte_spinlock.h>
@@ -63,7 +32,6 @@
 #include <rte_per_lcore.h>
 #include <rte_branch_prediction.h>
 #include <rte_interrupts.h>
-#include <rte_pci.h>
 #include <rte_random.h>
 #include <rte_debug.h>
 #include <rte_ether.h>
@@ -77,8 +45,7 @@
 
 #define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
 #define MBUF_NAME      "mbuf_pool_%d"
-#define MBUF_SIZE      \
-(RTE_MBUF_DEFAULT_DATAROOM + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
+#define MBUF_DATA_SIZE RTE_MBUF_DEFAULT_BUF_SIZE
 #define NB_MBUF   8192
 #define RING_MASTER_NAME       "l2fwd_ring_m2s_"
 #define RING_SLAVE_NAME                "l2fwd_ring_s2m_"
@@ -142,7 +109,8 @@ struct lcore_resource_struct {
        /* ring[1] for slave send ack, master read */
        struct rte_ring *ring[2];
        int port_num;                                   /* Total port numbers */
-       uint8_t port[RTE_MAX_ETHPORTS]; /* Port id for that lcore to receive packets */
+       /* Port id for that lcore to receive packets */
+       uint16_t port[RTE_MAX_ETHPORTS];
 }__attribute__((packed)) __rte_cache_aligned;
 
 static struct lcore_resource_struct lcore_resource[RTE_MAX_LCORE];
@@ -159,11 +127,8 @@ struct cpu_aff_arg{
 static const struct rte_eth_conf port_conf = {
        .rxmode = {
                .split_hdr_size = 0,
-               .header_split   = 0, /**< Header Split disabled */
-               .hw_ip_checksum = 0, /**< IP checksum offload disabled */
-               .hw_vlan_filter = 0, /**< VLAN filtering disabled */
-               .jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
-               .hw_strip_crc   = 0, /**< CRC stripped by hardware */
+               .ignore_offload_bitfield = 1,
+               .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
        },
        .txmode = {
                .mq_mode = ETH_MQ_TX_NONE,
@@ -672,6 +637,8 @@ l2fwd_main_loop(void)
                                        port_statistics[portid].tx += sent;
 
                        }
+
+                       prev_tsc = cur_tsc;
                }
 
                /*
@@ -871,11 +838,12 @@ l2fwd_parse_args(int argc, char **argv)
 
 /* Check the link status of all ports in up to 9s, and print them finally */
 static void
-check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
 {
 #define CHECK_INTERVAL 100 /* 100ms */
 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
-       uint8_t portid, count, all_ports_up, print_flag = 0;
+       uint16_t portid;
+       uint8_t count, all_ports_up, print_flag = 0;
        struct rte_eth_link link;
 
        printf("\nChecking link status");
@@ -890,14 +858,13 @@ check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
                        /* print link status if flag set */
                        if (print_flag == 1) {
                                if (link.link_status)
-                                       printf("Port %d Link Up - speed %u "
-                                               "Mbps - %s\n", (uint8_t)portid,
-                                               (unsigned)link.link_speed,
+                                       printf(
+                                       "Port%d Link Up- speed %u Mbps- %s\n",
+                                       portid, link.link_speed,
                                (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
                                        ("full-duplex") : ("half-duplex\n"));
                                else
-                                       printf("Port %d Link Down\n",
-                                               (uint8_t)portid);
+                                       printf("Port %d Link Down\n", portid);
                                continue;
                        }
                        /* clear all_ports_up flag if any link down */
@@ -928,15 +895,13 @@ int
 main(int argc, char **argv)
 {
        struct lcore_queue_conf *qconf;
-       struct rte_eth_dev_info dev_info;
        int ret;
-       uint8_t nb_ports;
-       uint8_t nb_ports_available;
-       uint8_t portid, last_port;
+       uint16_t nb_ports;
+       uint16_t nb_ports_available;
+       uint16_t portid, last_port;
        unsigned rx_lcore_id;
        unsigned nb_ports_in_mask = 0;
        unsigned i;
-       int flags = 0;
        uint64_t prev_tsc, diff_tsc, cur_tsc, timer_tsc;
 
        /* Save cpu_affinity first, restore it in case it's floating process option */
@@ -986,17 +951,12 @@ main(int argc, char **argv)
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
                        continue;
                char buf_name[RTE_MEMPOOL_NAMESIZE];
-               flags = MEMPOOL_F_SP_PUT | MEMPOOL_F_SC_GET;
                snprintf(buf_name, RTE_MEMPOOL_NAMESIZE, MBUF_NAME, portid);
                l2fwd_pktmbuf_pool[portid] =
-                       rte_mempool_create(buf_name, NB_MBUF,
-                                          MBUF_SIZE, 32,
-                                          sizeof(struct rte_pktmbuf_pool_private),
-                                          rte_pktmbuf_pool_init, NULL,
-                                          rte_pktmbuf_init, NULL,
-                                          rte_socket_id(), flags);
+                       rte_pktmbuf_pool_create(buf_name, NB_MBUF, 32,
+                               0, MBUF_DATA_SIZE, rte_socket_id());
                if (l2fwd_pktmbuf_pool[portid] == NULL)
-                       rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
+                       rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
 
                printf("Create mbuf %s\n", buf_name);
        }
@@ -1022,8 +982,6 @@ main(int argc, char **argv)
                        last_port = portid;
 
                nb_ports_in_mask++;
-
-               rte_eth_dev_info_get(portid, &dev_info);
        }
        if (nb_ports_in_mask % 2) {
                printf("Notice: odd number of ports in portmask.\n");
@@ -1071,6 +1029,10 @@ main(int argc, char **argv)
 
        /* Initialise each port */
        for (portid = 0; portid < nb_ports; portid++) {
+               struct rte_eth_rxconf rxq_conf;
+               struct rte_eth_txconf txq_conf;
+               struct rte_eth_conf local_port_conf = port_conf;
+
                /* skip ports that are not enabled */
                if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
                        printf("Skipping disabled port %u\n", (unsigned) portid);
@@ -1080,18 +1042,31 @@ main(int argc, char **argv)
                /* init port */
                printf("Initializing port %u... ", (unsigned) portid);
                fflush(stdout);
-               ret = rte_eth_dev_configure(portid, 1, 1, &port_conf);
+               rte_eth_dev_info_get(portid, &dev_info);
+               if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+                       local_port_conf.txmode.offloads |=
+                               DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+               ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
                                  ret, (unsigned) portid);
 
+               ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+                                                      &nb_txd);
+               if (ret < 0)
+                       rte_exit(EXIT_FAILURE,
+                                "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n",
+                                ret, (unsigned) portid);
+
                rte_eth_macaddr_get(portid,&l2fwd_ports_eth_addr[portid]);
 
                /* init one RX queue */
                fflush(stdout);
+               rxq_conf = dev_info.default_rxconf;
+               rxq_conf.offloads = local_port_conf.rxmode.offloads;
                ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
                                             rte_eth_dev_socket_id(portid),
-                                            NULL,
+                                            &rxq_conf,
                                             l2fwd_pktmbuf_pool[portid]);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup:err=%d, port=%u\n",
@@ -1099,9 +1074,12 @@ main(int argc, char **argv)
 
                /* init one TX queue on each port */
                fflush(stdout);
+               txq_conf = dev_info.default_txconf;
+               txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
+               txq_conf.tx_offloads = local_port_conf.txmode.offloads;
                ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
                                rte_eth_dev_socket_id(portid),
-                               NULL);
+                               &txq_conf);
                if (ret < 0)
                        rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup:err=%d, port=%u\n",
                                ret, (unsigned) portid);
@@ -1203,10 +1181,7 @@ main(int argc, char **argv)
        message_pool = rte_mempool_create("ms_msg_pool",
                           NB_CORE_MSGBUF * RTE_MAX_LCORE,
                           sizeof(enum l2fwd_cmd), NB_CORE_MSGBUF / 2,
-                          0,
-                          rte_pktmbuf_pool_init, NULL,
-                          rte_pktmbuf_init, NULL,
-                          rte_socket_id(), 0);
+                          0, NULL, NULL, NULL, NULL, rte_socket_id(), 0);
 
        if (message_pool == NULL)
                rte_exit(EXIT_FAILURE, "Create msg mempool failed\n");